Witchipù

«The 13th-century mural was discovered four years ago at Massa Marittima, a town south-west of Siena. Dr Ferzoco believes it was intended as a warning, by supporters of the papacy, of the anarchy and licentiousness that would supposedly engulf the town if it fell into the hands of their political rivals.

[...]The first thing that was noticed about the tree [in the painting] was its unusual "fruit".
Apparently sprouting from the branches are 25 phalluses.

The key to his interpretation lies with one of the women in the group on
the left, holding up a stick. It had been assumed that she was trying to
knock the "fruit" out of the tree or scare away the birds that are
depicted flying across the picture.»

«"[Witches] sometimes collect male organs in great numbers, as many as 20 or 30 members together, and put them in a bird's nest, or shut them up in a box, where they move themselves like living members, and eat oats and corn," wrote the authors of the Malleus Maleficarum.»